#pragma once

// 用于获取宏定义中可变参数的长度，最大可允许长度为63
#define ARGS_SIZE(...) ARGS_SIZE_(__VA_ARGS__, ARGS_RSEQ_N())
#define ARGS_SIZE_(...) ARGS_SIZE_N(__VA_ARGS__)
#define ARGS_SIZE_N(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _11, _12, _13,    \
                    _14, _15, _16, _17, _18, _19, _20, _21, _22, _23, _24,     \
                    _25, _26, _27, _28, _29, _30, _31, _32, _33, _34, _35,     \
                    _36, _37, _38, _39, _40, _41, _42, _43, _44, _45, _46,     \
                    _47, _48, _49, _50, _51, _52, _53, _54, _55, _56, _57,     \
                    _58, _59, _60, _61, _62, _63, N, ...)                      \
    N
#define ARGS_RSEQ_N()                                                          \
    63, 62, 61, 60, 59, 58, 57, 56, 55, 54, 53, 52, 51, 50, 49, 48, 47, 46,    \
        45, 44, 43, 42, 41, 40, 39, 38, 37, 36, 35, 34, 33, 32, 31, 30, 29,    \
        28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12,    \
        11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0

